Question 1

A codebook is a guide for locating variables and interpreting entries in one's data file.

Accepted Answer

A) True 
 B)False  True

Question 2

An example of multivariate analysis would be

Accepted Answer

A)  an examination of the ages of all women who are corporate executives. 
B)  an analysis of the relationship among age, sex, and type of nightsporequented in a given city in the Midwest. 
C)  an analysis of the relationship that exists between types of undergraduate major and position held in business. 
D)  an analysis of the relationship between type of offense and length of prison sentence for those who had a jury trial. 
A)  an examination of the ages of all women who are corporate executives. 
B)  an analysis of the relationship among age, sex, and type of nightsporequented in a given city in the Midwest. 
C)  an analysis of the relationship that exists between types of undergraduate major and position held in business. 
D)  an analysis of the relationship between type of offense and length of prison sentence for those who had a jury trial. B

Question 3

A research article reports that the number of group treatment sessions attended by a sample was normally distributed,with a mean of 20 and a standard deviation of 6.Which of the following statements is/are true about the sample?

Accepted Answer

A) Over 75% attended at least 20 sessions. 
B)  Over one-third attended more than 26 sessions. 
C)  Slightly more than 15 % attended less than 14 sessions. 
D)  Slightly more than 15 % attended less than 8 sessions. 
A) Over 75% attended at least 20 sessions. 
B)  Over one-third attended more than 26 sessions. 
C)  Slightly more than 15 % attended less than 14 sessions. 
D)  Slightly more than 15 % attended less than 8 sessions. C

Question 4

Given the following age distribution,the mean is 16,31,5,30,4,3,2

Accepted Answer

A)  2 
B)  5 
C)  13 
D)  30 
A)  2 
B)  5 
C)  13 
D)  30

Question 5

Which of the following statements is true about data processing?

Accepted Answer

A)  It is best to run your data analyses immediately after you enter your data. 
B)  Computers will automatically correct data entry errors. 
C)  Using possible code cleaning, you examine the distribution of responses to each item to see if some responses exisor codes you didn't use. 
D)  None of these statements is true 
A)  It is best to run your data analyses immediately after you enter your data. 
B)  Computers will automatically correct data entry errors. 
C)  Using possible code cleaning, you examine the distribution of responses to each item to see if some responses exisor codes you didn't use. 
D)  None of these statements is true

Question 6

If the standard deviation equals 0,we may conclude

Accepted Answer

A)  that there is no dispersion in the data. 
B)  that the mean is a poor measure of the average. 
C)  that the data have a great deal of dispersion. 
D)  The mode is 0. 
A)  that there is no dispersion in the data. 
B)  that the mean is a poor measure of the average. 
C)  that the data have a great deal of dispersion. 
D)  The mode is 0.

Question 7

The range is smaller than the interquartile range.

Accepted Answer

A) True 
 B)False

Question 8

Your codebook contains codes 1,2,and 9 for the variable "religion." Your data show a single code of 5 in the distribution on religion.You should

Accepted Answer

A)  assume this is a random error and ignore it. 
B)  do possible-code cleaning. 
C)  do contingency cleaning. 
D)  do some data analysis.
E none of the above. 
A)  assume this is a random error and ignore it. 
B)  do possible-code cleaning. 
C)  do contingency cleaning. 
D)  do some data analysis.
E none of the above.

Question 9

Grouped data are created through the combination of attributes of a variable.

Accepted Answer

A) True 
 B)False

Question 10

Interpret the following frequency distribution portraying client responses to the question,"How satisfied are you with the services you've received from this agency?"
 $\begin{array}{lc}
\text { Satisfaction Level } & \text { f } \
\text { Very satisfied } & 60 \
\text { Moderately satisfied } & 50 \
\text { Slightly satisfied } & 40 \
\text { Slightly dissatisfied } & 40 \
\text { Moderately dissatisfied } & 50 \
\text { Very dissatisfied } & 60 \
\text { No Answer } & 20
\end{array}$

Accepted Answer

The frequency distribution shows the num

Question 11

The following line of coded data applies to the codebook given in question 5:121.This line of codes

Accepted Answer

A)  represents a full-time female student with a direct practice concentration. 
B)  represents a full-time male student with a clinical concentration. 
C)  represents a part-time male student with a mental health concentration. 
D)  represents a part-time female student with a micro concentration. 
A)  represents a full-time female student with a direct practice concentration. 
B)  represents a full-time male student with a clinical concentration. 
C)  represents a part-time male student with a mental health concentration. 
D)  represents a part-time female student with a micro concentration.

Question 12

Which of the following illustrates a grouped data frequency distribution?

Accepted Answer

A)  36 students are enrolled in introductory statistics, section A. 
B)  5 new students have been accepted on the editorial staff of their school paper.Two of the students are 18 years of age, one is 19 years, and two are 21 years of age. 
C)  of the 20 female students living in a housing complex, 10 are under 20 years of age, one is between 20 and 25 years, seven are between 26 and 30 years, and two are above 30 years. 
D)  none of these. 
A)  36 students are enrolled in introductory statistics, section A. 
B)  5 new students have been accepted on the editorial staff of their school paper.Two of the students are 18 years of age, one is 19 years, and two are 21 years of age. 
C)  of the 20 female students living in a housing complex, 10 are under 20 years of age, one is between 20 and 25 years, seven are between 26 and 30 years, and two are above 30 years. 
D)  none of these.

Question 13

The following is an acceptable coding scheme for the variable "religion": 1=Protestant,2=Catholic,3=Jewish,9=Not reported.

Accepted Answer

A) True 
 B)False

Question 14

In a well-constructed table,readers will have to read the narrative text of the report before they will be able to tell what each variable in the table is and interpret the overall meaning of the table.

Accepted Answer

A) True 
 B)False

Question 15

Why do percentages allow us to compare two or more frequency distributions? Give examples.

Accepted Answer

Percentages allow us to compare two or m

Question 16

A researcher measured attitudes about a proposed health reform bill with the categories strongly agree,agree,indifferent,disagree,and strongly disagree.The researcher was using the ______ level of measurement.

Accepted Answer

A)  nominal 
B)  interval 
C)  ratio 
D)  ordinal 
A)  nominal 
B)  interval 
C)  ratio 
D)  ordinal

Question 17

Which of the following guidelines should be kept in mind when coding?

Accepted Answer

A)  the coding scheme should be appropriate to the analysis intended in the study. 
B)  data should be coded in less detail than the researcher intends to use in the analysis. 
C)  the reliability of the coders can be assumed. 
D)  Codes cannot be generated from data that has already been collected. 
A)  the coding scheme should be appropriate to the analysis intended in the study. 
B)  data should be coded in less detail than the researcher intends to use in the analysis. 
C)  the reliability of the coders can be assumed. 
D)  Codes cannot be generated from data that has already been collected.

Question 18

Coding refers to

Accepted Answer

A)  the assignment of a number or numeral to the attributes of a variable. 
B)  the assignment of a row in a data matrix to each questionnaire item. 
C)  the assignment of a number or numeral to each questionnaire item. 
D)  transferring variables to the computer. 
E) the assignment of a variable to a computer column. 
A)  the assignment of a number or numeral to the attributes of a variable. 
B)  the assignment of a row in a data matrix to each questionnaire item. 
C)  the assignment of a number or numeral to each questionnaire item. 
D)  transferring variables to the computer. 
E) the assignment of a variable to a computer column.

Question 19

In reading a table that someone else has constructed,the rule of thumb is

Accepted Answer

A)  if the table is percentaged down, read across, and if the table is percentaged across, read down. 
B)  if the table is percentaged down, read down. 
C)  if the table is percentaged across, read across. 
D) The direction you read does not matter. 
A)  if the table is percentaged down, read across, and if the table is percentaged across, read down. 
B)  if the table is percentaged down, read down. 
C)  if the table is percentaged across, read across. 
D) The direction you read does not matter.

Question 20

Professor Jones asked respondents for the exact number of times they had to evacuate their home because of a hurricane.Jones,therefore,is measuring this variable at the ________ level.

Accepted Answer

A)  nominal 
B)  interval 
C)  ratio 
D)  ordinal 
A)  nominal 
B)  interval 
C)  ratio 
D)  ordinal

Exam 21: Quantitative Data Analysis

A codebook is a guide for locating variables and interpreting entries in one's data file.

An example of multivariate analysis would be

A research article reports that the number of group treatment sessions attended by a sample was normally distributed,with a mean of 20 and a standard deviation of 6.Which of the following statements is/are true about the sample?

Given the following age distribution,the mean is 16,31,5,30,4,3,2

Which of the following statements is true about data processing?

If the standard deviation equals 0,we may conclude

The range is smaller than the interquartile range.

Your codebook contains codes 1,2,and 9 for the variable "religion." Your data show a single code of 5 in the distribution on religion.You should

Grouped data are created through the combination of attributes of a variable.

The following line of coded data applies to the codebook given in question 5:121.This line of codes

Which of the following illustrates a grouped data frequency distribution?

The following is an acceptable coding scheme for the variable "religion": 1=Protestant,2=Catholic,3=Jewish,9=Not reported.

In a well-constructed table,readers will have to read the narrative text of the report before they will be able to tell what each variable in the table is and interpret the overall meaning of the table.

Why do percentages allow us to compare two or more frequency distributions? Give examples.

A researcher measured attitudes about a proposed health reform bill with the categories strongly agree,agree,indifferent,disagree,and strongly disagree.The researcher was using the ______ level of measurement.

Which of the following guidelines should be kept in mind when coding?

Coding refers to

In reading a table that someone else has constructed,the rule of thumb is

Professor Jones asked respondents for the exact number of times they had to evacuate their home because of a hurricane.Jones,therefore,is measuring this variable at the ________ level.

Why Study Research

Evidence-Based Practice

Philosophy and Theory in Social Work Research

Comparing Quantitative, Qualitative, and Mixed Methods of Inquiry

The Ethics and Politics of Social Work Research

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Conceptualization in Quantitative and Qualitative Inquiry

Measurement

Constructing Measurement Instruments

Causal Inference and Experimental Designs

Quasi-Experimental Designs

Single-Case Evaluation Designs

Program Evaluation

Sampling

Survey Research

Analyzing Existing Data: Quantitative and Qualitative Methods

Qualitative Research: General Principles

Qualitative Research: Specific Methods

Qualitative Data Analysis

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Inferential Data Analysis

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